Timber Lake, South Dakota Population 2024

487

Timber Lake is a city located in Dewey County South Dakota. Timber Lake has a 2024 population of 487. It is also the county seat of Dewey County.Timber Lake is currently declining at a rate of -1.62% annually and its population has decreased by -4.88% since the most recent census, which recorded a population of 512 in 2020.

The average household income in Timber Lake is $68,583 with a poverty rate of 14.33%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Timber Lake is 30 years, 27.3 years for males, and 36.2 years for females.

Timber Lake Demographics

According to the most recent ACS, the racial composition of Timber Lake was:

  • White: 50.72%
  • Native American: 43.7%
  • Two or more races: 3.67%
  • Black or African American: 0.96%
  • Asian: 0.48%
  • Other race: 0.48%
  • Native Hawaiian or Pacific Islander:
Land Area (mi²)
0.4 sq mi
Density (mi²)
1,197.70/sq mi
Growth Since 2020
-4.88% (-25)
The current population of Timber Lake, South Dakota is 487 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 512.

Timber Lake, South Dakota Population 2024

Population by Race

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Race
Population
Percentage (of total)
White31850.72%
Native American27443.7%
Two or more races233.67%
Black or African American60.96%
Asian30.48%
Other race30.48%
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Native American

Two or more races

Black or African American

Asian

Other race

Native Hawaiian or Pacific Islander

Timber Lake Population by Race

Timber Lake Population Pyramid 2024

Timber Lake Median Age

30

Total

27.3

Male

36.2

Female

Timber Lake Adults

There are 433 adults, (67 of whom are seniors) in Timber Lake.

Timber Lake Age Dependency

71.3

Age Dependency Ratio

18.3

Old Age Dependency Ratio

53

Child Dependency Ratio

Timber Lake Sex Ratio

Female31550.24%
Male31249.76%

Timber Lake Population by Age

Timber Lake Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All2442.4663.136.9
Married1013.8487.112.9
Non Family931.0838.761.3
Female342.4458.841.2
Male161.8162.537.5
showing: 5 rows

3.25

Average Family Size

2.46

Average Household Size

63.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Timber Lake Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Timber Lake Educational Attainment by Sex (over 25)

Timber Lake Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among black people with a rate of 100%.

The highest rate of bachelors degrees is among 2+ races people with a rate of 85.71%.

Timber Lake Educational Attainment by Race

All

Male

Female

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$35,250

Average Earnings

$51,042

Average Male

$28,304

Average Female

Timber Lake Earnings by Educational Attainment

Timber Lake Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Timber Lake Language

94.01% of Timber Lake residents speak only English, while 5.99% speak other languages. The non-English language spoken by the largest group is Other languages, which is spoken by 4.72% of the population.

Timber Lake Language

Timber Lake Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
Native2596826.25%
White308154.87%
Asian33100%
Hispanic4375%
showing: 4 rows

14.33%

Overall Poverty Rate

11.22%

Male Poverty Rate

17.51%

Female Poverty Rate

Poverty in Timber Lake

The race most likely to be in poverty in Timber Lake is Asian, with 100% below the poverty level.

The race least likely to be in poverty in Timber Lake is White, with 4.87% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.48%. Among those working part-time, it was 15.22%, and for those that did not work, the poverty rate was 40.5%.

Timber Lake Poverty

rate

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Rate
Poverty
Less Than 9th Grade71.43%
High School17.05%
Some College8.82%
Bachelors or Greater2.2%
showing: 4 rows

Timber Lake Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed75%
Female Unemployed46.67%
Female Employed5.84%
Male Employed3.33%
showing: 4 rows

Timber Lake Poverty Rate by Employment Status and Sex

Timber Lake Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Timber Lake Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

46.6%

Overall Marriage Rate

44.0%

Male Marriage Rate

49.0%

Female Marriage Rate

Timber Lake Married by Age and Sex

male

female

Timber Lake Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 55-64.

Timber Lake Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Timber Lake Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

27

Number of Veterans

25

Male Veterans

2

Female Veterans

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Timber Lake Veterans by War

count

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Timber Lake Veterans by Age

count

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Timber Lake Veterans by Race

Timber Lake Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

18.52%

Veteran Poverty Rate

40.74%

Veteran Disability Rate

Timber Lake Veterans by Education

LaborForceParticipation

68.3%

Labor Force Participation

64.1%

Employment Rate

6.2%

Unemployment Rate

Timber Lake Employment by Age

LaborForceParticipation

Timber Lake Employment by Race

LaborForceParticipation

Timber Lake Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

74.8%

Born in Timber Lake

98.41%

Native Born

1.59%

Foreign Born

1.28%

Non Citizen

0.32%

Naturalized

Place of Birth

98.41% of Timber Lake residents were born in the United States, with 74.8% having been born in South Dakota. 1.28% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Africa.

Timber Lake Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
2029447-8-1.76%
2028455-8-1.73%
2027463-8-1.7%
2026471-8-1.67%
2025479-8-1.64%
2024487-8-1.62%
2023495-8-1.59%
2022503-8-1.57%
2021511-1-0.2%
2020512142.81%
2019498-3-0.6%
201850120.4%
201749961.22%
2016493102.07%
201548361.26%
201447781.71%
201346981.74%
2012461112.44%
201145051.12%
2010445
showing: 20 rows

Timber Lake Population by Year